Pith Number

pith:U7YYKK4M

pith:2026:U7YYKK4MBBTTNMWWWZLDBKRI3E

not attested not anchored not stored refs pending

Diagnosing Multi-step Reasoning Failures in Black-box LLMs via Stepwise Confidence Attribution

Dengjia Zhang, Hua Wei, Lu Cheng, Tiejin Chen, Xiaoou Liu, Yaqing Wang

arxiv:2605.19228 v1 · 2026-05-19 · cs.CL · cs.AI · cs.IT · cs.LG · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7YYKK4MBBTTNMWWWZLDBKRI3E}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-20T01:05:34.525942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7f1852b8c086736b2d6b65630aa28d9158d9b0433de736da3e885fd9ba08782

Aliases

arxiv: 2605.19228 · arxiv_version: 2605.19228v1 · doi: 10.48550/arxiv.2605.19228 · pith_short_12: U7YYKK4MBBTT · pith_short_16: U7YYKK4MBBTTNMWW · pith_short_8: U7YYKK4M

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/U7YYKK4MBBTTNMWWWZLDBKRI3E \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a7f1852b8c086736b2d6b65630aa28d9158d9b0433de736da3e885fd9ba08782

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa190b13477e1c13e8fc5905af4c4da24965768a7d948749c4fb819504b6bf53",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-19T00:57:51Z",
    "title_canon_sha256": "3fd87d5deb5441d943835b20bfedeb99ac007ae52968b8765859065729483f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19228",
    "kind": "arxiv",
    "version": 1
  }
}